YAMAHA TECHNICAL BULLETIN: All 2014-16 SRViper Snowmobile Models

The ECU is not equipped with an engine kickback control feature. Under certain starting conditions, the fuel injection mapping may allow a misfire, causing the engine to rotate backward and damage starting system components.

Solution: Reflash the stock ECU with new programming parameters provided by Yamaha.

Potentially Affected Models:Specific 2007-2009 Twin Spar Chassis 2-up/Non 2-up models. Call with your VIN number to see if your machine is affected by this recall.